Sodium Metabisulfite
1. Purity: 95%, 96%, 97%
2. So2 content: 65% min
SODIUM METABISULPHITE %min 64 65
IRON CONTENT %max 0.005 0.005
WATER INSOLUBLE %max 0.05 0.05
PH VALUE 4.0-4.6 4.0-4.6 HEAVY METAL(AS PB)%max 0.001 0.001
AS %max 0.0002 0.0002


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